: Search for "TABSAT 500 EXC1506C firmware" on specialized satellite forums (such as Masrawysat or SatDL). Look for the version that specifically matches the EXC1506C board ID to avoid "bricking" the device with incompatible software.
: Since the file is often provided as a .rar archive, use a utility like WinRAR or 7-Zip to extract it. You should see a file with a .bin extension (e.g., flash.bin or TABSAT500_update.bin ). Download TABSAT 500 MINI BORD EXC1506C DDRII rar
: Use the remote to go to Menu > Setting > Upgrade > USB Upgrade . : Search for "TABSAT 500 EXC1506C firmware" on